Electricity Live

Great Britain’s electricity on Friday 27 August 2021

On Friday 27 August, demand averaged 28.7 GW. Renewables supplied 17%.

28.7GW AVERAGEWind3.30 GW11%Hydro0.19 GW1%Biomass1.61 GW6%Solar1.48 GW5%Gas12.36 GW42%Coal0.30 GW1%Imports4.74 GW16%Nuclear5.23 GW18%28.7GW AVERAGE11%42%16%18%
Price
£106.96/MWh
Day average £106.96
Demand28.7GW
Generation 24.5Transfers 4.3
Fossil fuels42%
Renewables17%
Other40%
Carbon intensityModerate
200g/kWh
0Day average 200300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Friday 27 August 2021, gas supplied 42% of Great Britain’s electricity and nuclear 18%. Demand peaked at 34.0 GW at 12:30. Carbon intensity averaged 200 g/kWh and the price £106.96/MWh. Wind generation peaked at 5.0 GW at 00:00. Solar generation peaked at 4.4 GW at 13:00. Carbon intensity was lowest at 23:30 (159 g/kWh) and highest at 20:00 (225 g/kWh). The wholesale price ranged from £79.72/MWh at 00:00 to £134.04/MWh at 12:00. Gas made 51% of the electricity generated in Great Britain, compared with 42% across 2021.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 1.485.1%Wind 3.3011.3%Gas 12.3642.3%Hydro 0.190.6%Biomass 1.615.5%Nuclear 5.2317.9%Coal 0.301.0%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 28.7avgGeneration 24.5avgTransfers 4.3avg
The day in figurespeaks, averages, totals
Peak demand34.0GW · 12:30
Low 20.8 · 03:55Avg 28.70–40 GW
Made in Great Britain85%of demand
Generation 24.5Transfers 4.3 GW
Net imports104GWh
In
112 Out
8
Zero-carbon share42%of generation
Nuclear 21%Hydro 1%Wind 13%Solar 6%

Transfers · Fri 27 Aug

Interconnectors and storage

On Friday 27 August 2021, Great Britain imported 112 GWh and exported 8 GWh through its interconnectors. The most came from France (66 GWh), and the most exports went to Ireland (8 GWh).

All interconnectors

Fri 27 Aug
Imported
112GWh
Exported
8GWh
Net in
104GWh
Average net flow
4.33GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.93GWImporting

In 22.3 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.77GWImporting

In 66.4 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.31GWExporting

In 0.1 GWhOut 7.6 GWh

Netherlands

BritNed

Average0.94GWImporting

In 22.6 GWhOut 0.0 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.1 GWhOut 0.1 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.08GWPumping

Generated 2.1 GWhPumped 4.0 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.